Small Aquarium Betta Heater with Free Thermometer Strip

Description ★【Betta Heater】This Fish Tank Heater should be 100% submerged into water, Ideal for small glass or acrylic desktop aquariums up 1 to 6 Gallons, not suitable for less than 1 gallon tank. ★【Quick and Easy Installation】:Vertical or horizontal placement using, Aquarium heater automatic temperature control 78℉, no need to adjust temperature, easy to operate, fishes happy. ★【How it Works】: Plug in, red light turns on, the heater will start working until water temperature up to 78°F, and red light off, then the green light will turn on, heater stop working and keeping constant temperature 78°F. Accuracy：±3°F ★【Note】: Do not operate or leave product plugged in when your water tank is out of water, heater should be fully submerged into water. It is better to install a water pump to help water circulating while heating. Maintenance This heater is free maintenance item, for the good of heater function and service life, we suggest: Check the heater working status regularly, if any strange signs,please plug off immediately. Clean the heater suction cups regularly (3 months)with 140℉ warm water and soak it for a while. If you found any soil or moss things covered on the heater, please plug off the heater and clean it with fresh water after a few minutes later, especially the heating part stains. Do not use any other liquid to clean the heater, it may damage the heater